Edwin Giesbers / RF- Grey Heron (Ardea cinerea) taking off from reeds. The Netherlands. June. (This image may be licensed either as rights managed or royalty free.)

Rolf Nussbaumer / RF- Bullfrog (Rana catesbeiana) adult on American lotus lilypad. Welder Wildlife Refuge, Sinton, Texas, USA. (This image may be licensed either as rights managed or royalty free.)

Rolf Nussbaumer / RF- Green treefrog (Hyla cinerea) on yellow waterlily. Welder Wildlife Refuge, Sinton, Texas, USA. (This image may be licensed either as rights managed or royalty free.)

Nick Garbutt / RF - Adult Giant Anteater (Myrmecophaga tridactyla) foraging. Southern Pantanal, Moto Grosso do Sul State, Brazil. September. (This image may be licensed either as rights managed or royalty free.)

Denis-Huot / RF- Elephant (Loxodonta Africana) herd in wetlands, aerial view, Okavango delta, Botswana (This image may be licensed either as rights managed or royalty free.)

Denis-Huot / RF- Aerial view of the Okavango delta, Botswana, May 2010. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Pool Frog (Rana lessonae) vocalising with vocal sacs inflated, Danube delta rewilding area, Romania. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Pool Frog (Rana lessonae) sitting on white lily pad, Danube delta rewilding area, Romania. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Aerial view over the Danube delta rewilding area, Romania, June 2012. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- European bee eater (Merops apiaster) portrait, Danube delta rewilding area, Romania. June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- European bee eater (Merops apiaster) pair at nest hole, Danube delta rewilding area, Romania, June. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- Eastern white pelicans (Pelecanus onocrotalus) taking off from water, Danube delta rewilding area, Romania. May. (This image may be licensed either as rights managed or royalty free.)

Wild Wonders of Europe / Widstrand / RF- White water lily (Nymphaea alba) on calm water, Danube delta rewilding area, Romania. (This image may be licensed either as rights managed or royalty free.)

Staffan Widstrand / RF- Greater Kudu (Tragelaphus strepsiceros) male portrait with oxpecker birds on back, St Lucia wetlands National Park, South Africa. (This image may be licensed either as rights managed or royalty fr...

Rolf Nussbaumer / RF- Black-necked stilt (Himantopus mexicanus) four adults standing in water with one in flight. Dinero, Lake Corpus Christi, South Texas, USA. (This image may be licensed either as rights managed or r...

Ross Hoddinott / 2020VISION / RF- Close up of Common / Round leaved sundew (Drosera rotundifolia). Westhay Nature Reserve (Somerset Wildlife Trust), Somerset Levels, Somerset, UK. June.

Ross Hoddinott / 2020VISION / RF- Orange Tip butterfly (Anthocharis cardamines) female resting on Cuckooflower (Cardamine pratensis). North Devon, UK. April. (This image may be licensed either as rights managed or royalty free.)

Ross Hoddinott / 2020VISION / RF- Large red damselfly (Pyrrhosoma nymphula) emerging from nymphal case. Cornwall, UK. April. (This image may be licensed either as rights managed or royalty free.)

Ross Hoddinott / 2020VISION / RF- Two Small red damselflies (Ceriagrion tenellum) covered in morning dew. Arne (RSPB) Nature Reserve, Dorset, UK. August . (This image may be licensed either as rights managed or royalty free.)

Rolf Nussbaumer / RF- Hind view of Great Bittern (Botaurus stellaris) with head raised, camouflaged. Lachen, Switzerland. December. (This image may be licensed either as rights managed or royalty free.)

Rolf Nussbaumer / RF- Great Egret (Ardea alba) perched on root of Mangrove tree (Rhizophoraceae). Ding Darling National Wildlife Refuge, Sanibel Island, Florida, USA. December. (This image may be licensed either as rig...

Staffan Widstrand / RF- Yacaré caiman (Caiman yacare) close up of open mouth. Pantanal, Brazil. (This image may be licensed either as rights managed or royalty free.)

Staffan Widstrand / RF- Close up of Piranha teeth (Serrasalmus). Pantanal, Brazil. (This image may be licensed either as rights managed or royalty free.)

Staffan Widstrand / Burrowing owl portrait (Athene cunicularia) on fence post. Pantanal, Brazil Mato Grosso. (This image may be licensed either as rights managed or royalty free.)

Staffan Widstrand / RF- Male Jaguar in undergrowth (Panthera onca) captive. Pantanal, Brazil. (This image may be licensed either as rights managed or royalty free.)

Rolf Nussbaumer / RF- Rio Grande leopard frog (Rana berlandieri) pair in duckweed. Texas, USA. (This image may be licensed either as rights managed or royalty free.)

Staffan Widstrand / RF- Black / Jacare caiman (Caiman niger) head portrait with open mouth. Pantanal, Brazil. (This image may be licensed either as rights managed or royalty free.)

Staffan Widstrand / RF- Toco toucan feeding in tree (Ramphastos toco). Pantanal, Mato Grosso, Brazil. (This image may be licensed either as rights managed or royalty free.)